Well, first because the remaining cards are even more absurd
Regardless, this is hardly a downside, as removing a key creature your opponent controls is much more important than your life total
Even though its convoke cost means it's a little harder to pull off if you're already going wide with a full board of creatures, being able to flash it into play at any moment can come in clutch during board wipes or if you need to keep a commander alive for another round
Weird Angel Flame, for example, grants a heroic ability, but it can also grant protection from (checks notes) even mana values
A good amount of times, your card draw will be an ability of a creature, enchantment, artifact, land, etc
"Each card not only features an adorable Pokmon but also incorporates various details that evoke memories